/Engine/Source/Runtime/Experimental/Chaos/Public/GeometryCollection/GeometryCollectionClusteringUtility.h
Maintains the bone naming convention of Root "Name" Level 1 "Name_001", "Name_0002", ... Level 2 children of "Name_0001" are "Name_0001_0001", "Name_0001_0002",.. etc from the given bone index down through the hierarchy to the leaf nodes
static void RecursivelyUpdateChildBoneNames ( int32 BoneIndex, const [TManagedArray](API\Runtime\Chaos\GeometryCollection\TManagedArray)< [TSet](API\Runtime\Core\Containers\TSet)< int32 >> & Children, [TManagedArray](API\Runtime\Chaos\GeometryCollection\TManagedArray)< [FString](API\Runtime\Core\Containers\FString) > & BoneNames, bool OverrideBoneNames )